Elvitegravir Impurity 7

Chemical Name:  Ethyl (S)-1-(1-((tert-butyldimethylsilyl)oxy)-3-methylbutan-2-yl)-6-(3-chloro-2-fluorobenzyl)-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate;6-(3-Chloro-2-fluorobenzyl)-7-methoxy-1-[(2S)-methyl-1- trimethylsilanyloxymethyl-propyl)]-4-oxo-1,4-dihydro-quinoline-3- carboxylic acid ethyl ester

Synonym: Elvitegravir ELT-II silyl Impuritys

Smile: CC([C@@H](CO[Si](C)(C(C)(C)C)C)N(C1=CC(OC)=C(CC2=C(F)C(Cl)=CC=C2)C=C1C3=O)C=C3C(OCC)=O)C